A sample analyzer

Abstract

The application discloses a sample analyzer, which comprises a shell, a mixing mechanism and a sampling mechanism. The shell is formed with a containing cavity. The mixing mechanism is arranged in the containing cavity and is used for mixing a test sample. The sampling mechanism is arranged in the containing cavity. The sampling mechanism comprises a sampling assembly and a sampling station arranged below the sampling assembly. The sample analyzer further comprises a sample adding station. The sampling assembly is used for sampling the test sample in the sampling station and conveying the sampled test sample to the sample adding station. The mixing mechanism, the sampling station and the sample adding station are arranged at intervals, so that the conveying process of the test sample is simple and reliable, the conveying mechanism for conveying the test sample has a simpler structure, the conveying is not prone to blockage, and the reliability is higher.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of medical devices, in particular to a sample analyzer. BACKGROUND

[0002] The sample analyzer generally comprises a mixing mechanism, a sampling mechanism and other sample processing devices. The mixing mechanism can mix the sample. The sampling mechanism can sample the sample at the sampling station and send the collected sample to the sample adding station to realize multiple function operations.

[0003] The mixing, sampling and adding processes of the sample are generally distributed in different areas of the sample analyzer, which is not reasonable in layout, resulting in complex process flow and low work efficiency. SUMMARY

[0004] The present application provides a sample analyzer to solve the technical problem of low work efficiency caused by unreasonable position setting of mixing, sampling and adding in the prior art sample analyzer.

[0005] To solve the above technical problems, one technical solution of the present application is to provide a sample analyzer, comprising:

[0006] a housing, which forms a containing cavity;

[0007] a mixing mechanism, which is arranged in the containing cavity and is used for mixing the sample;

[0008] a sampling mechanism, which is arranged in the containing cavity and comprises a sampling assembly and a sampling station below the sampling assembly. The sample analyzer further comprises a sample adding station. The sampling assembly is used for sampling the sample at the sampling station and conveying the collected sample to the sample adding station;

[0009] wherein the mixing mechanism, the sampling station and the sample adding station are arranged at intervals.

[0010] The sample analyzer of the present application comprises a housing, a mixing mechanism and a sampling mechanism. The housing forms a containing cavity. The mixing mechanism is arranged in the containing cavity and is used for mixing the sample. The sampling mechanism is arranged in the containing cavity and comprises a sampling assembly and a sampling station below the sampling assembly. The sample analyzer further comprises a sample adding station. The sampling assembly is used for sampling the sample at the sampling station and conveying the collected sample to the sample adding station. The mixing mechanism, the sampling station and the sample adding station are arranged at intervals, which can make the conveying process of the sample simple and reliable, the structure of the conveying mechanism for conveying the sample is simpler, and the conveying is not easy to jam, with higher reliability. BRIEF DESCRIPTION OF DRAWINGS

[0011] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments will be briefly introduced as follows. Obviously, the drawings in the following description only constitute some embodiments of the present application, and for those skilled in the art, other drawings can be obtained based on these drawings without any creative effort.

[0012] Figure 1 is a perspective structural schematic diagram of the sample analyzer in the first embodiment of the present application in a closed state of the cover;

[0013] Figure 2 is a top view schematic diagram of part of the structure of the sample analyzer in the first embodiment of the present application;

[0014] Figure 3 is a partition schematic diagram of the accommodating cavity in the first embodiment of the sample analyzer of the present application;

[0015] Figure 4 is a perspective structural schematic diagram of the sample analyzer in the first embodiment of the present application in an open state of the cover;

[0016] Figure 5 is a perspective structural schematic diagram of the sample analyzer in the second embodiment of the present application in a closed state of the cover;

[0017] Figure 6 is a perspective structural schematic diagram of the sample analyzer in the second embodiment of the present application in an open state of the cover;

[0018] Figure 7 is a perspective schematic diagram of part of the structure of the sample analyzer in the first embodiment of the present application;

[0019] Figure 8 is a perspective schematic diagram of part of the structure of the sample analyzer in the first embodiment of the present application;

[0020] Figure 9 is a perspective schematic diagram of part of the structure of the sample analyzer in the first embodiment of the present application;

[0021] Figure 10 is a perspective schematic diagram of part of the structure of the sample analyzer in the first embodiment of the present application;

[0022] Figure 11 is a perspective schematic diagram of the conveying mechanism and the sampling assembly in the first embodiment of the sample analyzer of the present application;

[0023] Figure 12 is a perspective schematic diagram of part of the structure of the sample analyzer in the third embodiment of the present application;

[0024] Figure 13is a perspective view of part of the structure of a fourth embodiment of the sample analyzer of the present application;

[0025] Figure 14 is a top view of part of the structure of a sixth embodiment of the sample analyzer of the present application;

[0026] Figure 15 is a perspective view of the sampling assembly of a first embodiment of the sample analyzer of the present application;

[0027] Figure 16 is a perspective view of the sampling assembly of a first embodiment of the sample analyzer of the present application;

[0028] Figure 17 is a perspective view of the transmission device of a third embodiment of the present application. DETAILED DESCRIPTION

[0029] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only some of the embodiments of the present application, but not all the embodiments of the present application. Based on the embodiments of the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of the present application.

[0030] The terms "first", "second", etc. in the present application are only used for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. In the description of the present application, the meaning of "multiple" is at least two, for example, two, three, etc., unless otherwise specifically limited. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion. For example, a process, method, system, product or device that includes a series of steps or units is not limited to the listed steps or units, but can optionally include steps or units that are not listed, or can optionally include other steps or units inherent to the process, method, product or device. The term "and / or", only describes the association relationship of the associated objects, which means that there can be three relationships, for example, A and / or B, which can represent the three cases of A alone, A and B together, and B alone. In addition, the character " / " in this paper generally represents that the front and rear associated objects have an "or" relationship.

[0031] Reference is made to Figures 1 to 3The first embodiment of the sample analyzer 10 of the present application comprises a housing 101 and a partition 102, the housing 101 surrounds a containing cavity, and the partition 102 is arranged in the containing cavity, and the partition 102 is used for dividing the containing cavity into a first area 103 and a second area 104, wherein the first area 103 is formed with a first containing space for containing at least part of the sample processing device, and the second area 104 is formed with a second containing space for containing at least part of the control device, by arranging the sample processing device and the control device in different areas, the reagent and reaction consumables of the sample processing device can be replaced, the control device can be maintained and troubleshot, and the two do not interfere with each other, which is convenient for operation and maintenance.

[0032] In the embodiment, the housing 101 is provided with an opening and closing mechanism 105 corresponding to the position of the first area 103, and the opening and closing mechanism 105 can be opened relative to the housing 101 to expose at least part of the sample processing device, which can facilitate the replacement of reagents and reaction consumables of the sample processing device.

[0033] Referring to Figure 4 In the embodiment, the sample analyzer further comprises a base 106, the opening and closing mechanism 105 is a cover, the cover is rotatably arranged on the base 106, and the cover and the base 106 jointly form at least part of the first containing space, by arranging the opening and closing mechanism 105 as the cover, more of the sample processing device can be exposed, which is more convenient for replacing reagents and reaction consumables or other operations.

[0034] Referring to Figure 5 and Figure 6 In the second embodiment of the sample analyzer, the opening and closing mechanism 107 can also be a door, the housing 108 forms an opening, and the door is rotatably arranged relative to the housing 108 to open or close the opening, by arranging the opening and closing mechanism 107 as the door, the sample analyzer occupies less space when the door is opened, which is convenient for adapting to smaller space scenes.

[0035] Referring to Figures 1 to 4 、 Figures 7 to 9In the first embodiment of the sample analyzer 10, the sample processing device includes a mixing mechanism 100, a sampling mechanism 200, and a conveying mechanism 300, and are all arranged in the first area 103. The mixing mechanism 100 includes a mixing station 110, and is configured to mix a sample in the mixing station 110. The sampling mechanism 200 includes a sampling station 210, and is configured to sample a sample in the sampling station 210. The mixing station 110 and the sampling station 210 are arranged in a spaced manner, so that a current sample can be mixed while a previous sample is being sampled, thereby improving the processing efficiency of the sample analyzer 10. The conveying mechanism 300 is arranged adjacent to the sampling mechanism 200 and / or the mixing mechanism 100, and is configured to reciprocate between the sampling station 210 and the mixing station 110 to convey the sample. The control device includes a controller 400 arranged in the second area 104, and is configured to determine whether the sampling station 210 and / or the mixing station 110 has a sample, to control the conveying mechanism 300 to pause or convey the sample. When it is determined that the sampling station 210 and the mixing station 110 both have samples, the conveying mechanism 300 is controlled to pause.

[0036] In the present embodiment, the sample analyzer 10 further includes a sample adding station 220, and the sampling mechanism 200 further includes a sampling assembly 230 arranged above the sampling station 210 and the sample adding station 220. The sampling assembly 230 is configured to sample a sample in the sampling station 210 and convey the sampled sample to the sample adding station 220. The mixing mechanism 100, the sampling station 210, and the sample adding station 220 are arranged in a spaced manner, so that different samples can be mixed, sampled, and added in the mixing station 110, the sampling station 210, and the sample adding station 220, respectively, thereby improving the processing efficiency of the sample analyzer 10.

[0037] In the present embodiment, the sampling assembly 230 can be a needle assembly, which can puncture the test tube 20 and sample the sample.

[0038] In the present embodiment, the controller 400 can include a driving board and the like.

[0039] In the present embodiment, the control device can further include a liquid path mechanism, such as a motor, a syringe, and the like.

[0040] In other embodiments, the control device can further include an MCU (Microcontroller Unit) and the like, which is not limited herein.

[0041] In the embodiment, the mixing mechanism 100, the sampling station 210 and the sample adding station 220 are sequentially and spacedly arranged along the same straight line, so that the sample conveying process is simple and reliable, the conveying mechanism 300 for conveying the sample has a simpler structure, and the conveying along the same straight line is less likely to be jammed and has higher reliability.

[0042] Referring to Figure 10 and Figure 11 The conveying mechanism 300 includes a first track 310 arranged on the partition 102, a grabbing member 320 slidingly arranged on the first track 310, and a first grabbing driving member 331 for driving the grabbing member 320 to move on the first track 310. The grabbing member 320 is used for grabbing the test tube 20 containing the sample, so as to convey the sample from outside the housing 101 to inside the housing 101, and / or to mix the sample conveyed to the housing 101, and / or to convey the sample to the sampling station 210. The grabbing member 320 is more flexible and has better adaptability in conveying the test tube 20.

[0043] In the embodiment, the sampling assembly 230 is slidingly arranged on the first track 310, and the movement path of the grabbing member 320 on the first track 310 and the movement path of the sampling assembly 230 on the first track 310 are arranged in parallel or coincide with each other. By arranging the sampling assembly 230 and the grabbing member 320 on the first track 310, the space can be saved, and the overall structure of the sample analyzer 10 is more compact.

[0044] In the embodiment, the mixing mechanism 100 further includes a bearing seat 120 arranged at the mixing station 110 and a first bearing seat driving member 130. The bearing seat 120 is used for bearing the test tube 20 containing the sample. The grabbing member 320 is slidingly arranged on the first track 310 to convey the sample from outside the housing 101 to the bearing seat 120. The first bearing seat driving member 130 is used for driving the bearing seat 120 to rotate or swing, so as to mix the sample. By placing the test tube 20 in the bearing seat 120 and then mixing, the mixing process is more stable, and the mixing effect is better. The first track 310 is at least partially arranged between the mixing station 110 and the sampling station 210. The grabbing member 320 grabs the mixed sample and conveys the sample from the mixing station 110 to the sampling station 210.

[0045] The first bearing seat driving member 130 can drive the bearing seat 120 to rotate around the circumference of the test tube 20, so as to mix by centrifugal force or the like. Alternatively, the first bearing seat driving member 130 can also drive the bearing seat 120 to swing in a plane parallel to the axial direction of the test tube 20, so as to simulate manual mixing. Alternatively, the first bearing seat driving member 130 can also drive the bearing seat 120 to rotate and swing at the same time, so as to have a better mixing effect.

[0046] In the embodiment, the sample analyzer 10 can further comprise a bottom plate 109, a main surface of the bottom plate 109 is defined as a surface on which the partition 102 and other components are carried, the main surface of the bottom plate 109 is perpendicular to the main surface of the partition 102, and the main surface of the bottom plate 109 is parallel to the extension direction of the first track 310. The projection of the movement path of the grabbing member 320 on the bottom plate 109 and the projection of the movement path of the sampling assembly 230 on the bottom plate 109 at least partially overlap, which can reduce the space occupied by the sample analyzer 10 as a whole, and make the structure of the sample analyzer 10 more compact.

[0047] Referring to Figure 12 In the third embodiment of the sample analyzer 10, the conveying mechanism 300 can further comprise a second track 350 and a second carrier driving member 360. The second track 350 is arranged between the mixing station 110 and the sampling station 210. The mixing mechanism 100 further comprises a carrier 120 and a first carrier driving member 130. The carrier 120 is slidingly arranged on the second track 350. The grabbing member 320 is slidingly arranged on the first track 310 to convey the test sample from the shell 101 to the carrier 120. The first carrier driving member 130 is used to drive the carrier 120 to rotate or swing to mix the test sample. The second carrier driving member 360 is used to drive the carrier 120 loaded with the test sample to move along the second track 350 to transport the carrier 120 between the mixing station 110 and the sampling station 210. The test tube 20 can be transported from the mixing station 110 to the sampling station 210. By directly arranging the carrier 210 on the second track 350, the transportation process of the conveying mechanism 200 can be more stable, and the load bearing of the partition 102 can be reduced.

[0048] In the embodiment, the second track can be arranged on the bottom plate 109 or erected above the bottom plate 109, for example, arranged on the partition 102, which is not limited herein.

[0049] In the embodiment, the sampling assembly 230 is slidingly arranged on the first track 310. The movement path of the grabbing member 320 on the first track 310, the movement path of the carrier 120 on the second track, and the movement path of the sampling assembly 230 on the first track 310 are arranged in parallel or coincide.

[0050] In the embodiment, the projection of the movement path of the grabbing member 320 on the bottom plate 109 and the projection of the movement path of the sampling assembly 230 on the bottom plate 109 do not overlap, which can avoid interference between the grabbing member 320 and the sampling assembly 230 during movement, and the reliability is higher.

[0051] Referring to Figure 13In the fourth embodiment of the sample analyzer 10, the conveying mechanism 300 includes a first track 310 arranged on the partition 102, a grabbing member 320 slidingly arranged on the first track 310, and a first grabbing driving member 331, which transports the test tube 20 in a similar manner to the first embodiment of the sample analyzer 10, and details are not repeated here. The mixing mechanism 100 further includes a second grabbing driving member 140, which is used to drive the grabbing member 320 to rotate or swing when the grabbing member 320 is stationary relative to the first track 310 or during movement along the first track 310, so as to mix the test sample. The carrier seat 120 on the mixing station 110 is directly omitted, which can make the overall structure of the sample analyzer 10 simpler and the preparation difficulty and cost lower.

[0052] In the fifth embodiment of the sample analyzer 10, the extension line of the movement path of the conveying mechanism 300 and the extension line of the movement path of the sampling mechanism 200 intersect on the bottom plate of the sample analyzer 10 to form an included angle, and the angle of the included angle is not 0 degrees, not 180 degrees, and not a multiple of 180 degrees.

[0053] In the sixth embodiment of the sample analyzer 10, the extension line of the movement path of the conveying mechanism 300 and the extension line of the movement path of the sampling mechanism 200 intersect on the bottom plate of the sample analyzer 10.

[0054] In the sixth embodiment of the sample analyzer 10, the extension line of the movement path of the conveying mechanism 300 and the extension line of the movement path of the sampling mechanism 200 intersect on the bottom plate of the sample analyzer 10.

[0055] In the sixth embodiment of the sample analyzer 10, the extension line of the movement path of the conveying mechanism 300 and the extension line of the movement path of the sampling mechanism 200 intersect on the bottom plate of the sample analyzer 10. Figure 14 In the sixth embodiment of the sample analyzer 10, the extension line of the movement path of the conveying mechanism 300 and the extension line of the movement path of the sampling mechanism 200 intersect on the bottom plate of the sample analyzer 10.

[0056] The sample analyzer 10 comprises a first track 370, a second track 380 and a third track 390, and the grabbing member 320 is slidingly arranged on the first track 370 to convey the sample from the shell 101 to the carrier seat 120, and the carrier seat 120 is rotated or swung to mix the sample, and the carrier seat 120 loaded with the sample moves along the second track to convey the sample from the mixing station 110 to the sampling station 210, wherein the extension line of the movement path of the grabbing member 320 on the first track 370 and the extension line of the movement path of the grabbing member 320 on the second track 380 are projected on the bottom plate 109 of the sample analyzer 10 to intersect, and the extension line of the movement path of the grabbing member 320 on the second track 380 and the extension line of the movement path of the sampling assembly 230 on the third track 390 are projected on the bottom plate 109 of the sample analyzer 10 to intersect.

[0057] In the seventh embodiment of the sample analyzer 10, the extension line of the movement path of the conveying mechanism 300 and the extension line of the movement path of the sampling mechanism 200 are projected on the bottom plate of the sample analyzer 10 to intersect.

[0058] The sample analyzer 10 comprises a first track (not shown in the figure), a second track (not shown in the figure) and a third track (not shown in the figure), and the grabbing member 320 is slidingly arranged on the first track to convey the sample from the shell 101 to the carrier seat 120, and the carrier seat 120 is rotated or swung to mix the sample, and the carrier seat 120 loaded with the sample moves along the second track to convey the sample from the mixing station 110 to the sampling station 210, wherein the extension line of the movement path of the grabbing member 320 on the first track and the extension line of the movement path of the carrier seat 120 on the second track are projected on the bottom plate 109 of the sample analyzer 10 to intersect, and the extension line of the movement path of the carrier seat 120 on the second track and the extension line of the movement path of the sampling assembly 230 on the third track are projected on the bottom plate 109 of the sample analyzer 10 to intersect.

[0059] Referring to Figure 11 The first embodiment of the transmission device provided in the sample analyzer 10 comprises a substrate, a first transmission mechanism and a second transmission mechanism, the substrate is provided with a first track 310, the first transmission mechanism and the second transmission mechanism are slidingly arranged on the first track 310, the sample analyzer 10 comprises a bottom plate 109, the transmission device is arranged on the bottom plate 109, the main surface of the bottom plate 109 is perpendicular to the main surface of the substrate, and the main surface of the bottom plate 109 is parallel to the extension direction of the first track 310, wherein the projection of the movement path of the first transmission mechanism and the movement path of the second transmission mechanism on the bottom plate 109 at least partially overlaps, so as to reduce the space occupied by the transmission device and make the structure of the transmission device more compact.

[0060] Referring toFigures 7 to 10 In the embodiment, the first transmission mechanism can be the grabbing piece 320, and the second transmission mechanism can be the sampling assembly 230. The grabbing piece 320 is used to grab the test tube 20 to transport the mixed test sample from the mixing station 110 to the sampling station 210. The sampling assembly 230 is used to puncture and / or suck the test sample in the test tube 20 to sample the test sample in the sampling station 210. The structure of the base plate, the grabbing piece 320, and the sampling assembly 230 can refer to the above-described separating piece 102, the grabbing piece 320, and the sampling assembly 230 in the sample analyzer 10 embodiment. The grabbing piece 320 and the sampling assembly 230 are both arranged in the first area 103, and thus will not be described here.

[0061] In the embodiment, the transmission device can further include a controller 400. The controller 400 controls the first transmission mechanism and the second transmission mechanism to be projected on the bottom plate 109 without overlapping during movement, so as to avoid interference between the first transmission mechanism and the second transmission mechanism and improve the reliability of the transmission device.

[0062] In the embodiment, the base plate is provided with a first movement assembly 330 and a second movement assembly 340. The first movement assembly 330 drives the first transmission mechanism to slide on the first track 310. The second movement assembly 340 drives the second transmission mechanism to slide on the first track 310. The movement paths of the first movement assembly 330 and the second movement assembly 340 are at least partially overlapped in projection on the bottom plate 109, so as to reduce the space occupied by the transmission device and make the structure of the transmission device more compact.

[0063] In the embodiment, the base plate is arranged above the bottom plate 109 of the sample analyzer 10. The first movement assembly 330 includes a first driving piece 331 and a first belt wheel 332 (the belt wheel includes a wheel body connected with the first driving piece 331 and a belt body connected with the transmission mechanism). The second movement assembly 340 includes a second driving piece 341 and a second belt wheel 342. The first driving piece 331 drives the first belt wheel 332 to move to drive the first transmission mechanism to slide on the first track 310. The second driving piece 341 drives the second belt wheel 342 to move to drive the second transmission mechanism to slide on the first track 310. The first belt wheel 332 and the second belt wheel 342 are at least partially overlapped in projection on the bottom plate 109, so as to reduce the space occupied by the transmission device and make the structure of the transmission device more compact.

[0064] In the embodiment, the first track 310 comprises a first section 311 and a second section 312, the first transmission mechanism is slidingly arranged on the first section 311 of the first track 310, the second transmission mechanism is slidingly arranged on the second section 312 of the first track 310, the extension direction of the first section 311 is parallel to the extension direction of the second section 312, the projection of the movement path of the first transmission mechanism on the bottom plate 109 at least partially overlaps the projection of the movement path of the second transmission mechanism on the bottom plate 109, so as to reduce the space occupied by the transmission device and make the structure of the transmission device more compact.

[0065] In the embodiment, the projection of the movement path of the first transmission mechanism on the bottom plate 109 partially overlaps the projection of the movement path of the second transmission mechanism on the bottom plate 109, so as to flexibly set the length of the first pulley 332 and the second pulley 342 according to the distance between the stations, avoid waste of pulley materials, and reduce costs.

[0066] In combination with Figure 15 and Figure 16 In the embodiment, the transmission device can further comprise a bracket 240 connected with the second transmission mechanism, the sampling assembly 230 is slidingly arranged on the bracket 240, the bracket 240 is provided with a baffle 250, the baffle 250 is formed with a through hole 251, so that the sampling assembly 230 can penetrate through the through hole 251 to sample the test sample when the sampling assembly 230 slides relative to the bracket 240, and when the sampling assembly 230 retracts after sampling is completed, if the test tube 20 is lifted by the sampling assembly 230, the test tube 20 can be blocked by the baffle 250, so as not to rise with the sampling assembly 230 all the way to the sampling station 210, thereby improving the reliability of the sampling process.

[0067] In the embodiment, the size of the through hole 251 in the parallel direction of the main surface of the baffle 250 is smaller than the size of the top end surface of the test tube 20 and greater than or equal to the size of the sampling assembly 230 in the parallel direction of the main surface of the baffle 250, so that the sampling assembly 230 can move through the through hole 251, and the baffle 250 can block the test tube 20.

[0068] In the embodiment, the baffle 250 can comprise a main body part 252 and a connecting part 253, the main surface of the main body part 252 is arranged perpendicular to the axial direction of the sampling assembly 230, the through hole 251 is formed on the main body part 252, and the connecting part 253 is connected between the main body part 252 and the bracket 240.

[0069] In the embodiment, the main body part 252 is provided with an extension part 254 on the side close to the mixing mechanism 100, the extension part 254 is arranged in an arc shape, can buffer and avoid other mechanisms, and improves safety.

[0070] In the second embodiment of the transmission device, the first transmission mechanism and the second transmission mechanism can be a first grabbing piece (not shown in the figure) and a second grabbing piece (not shown in the figure) respectively, and the first grabbing piece and the second grabbing piece are used to grab the test tube 20 to transport the test tube 20 between different working scenes and different stations.

[0071] Referring to Figure 17 In the third embodiment of the transmission device, the first track 310 can include a first sub-track 313 and a second sub-track 314, the first transmission mechanism is slidingly arranged on the first sub-track 313, and the second transmission mechanism is slidingly arranged on the second sub-track 314. The extension direction of the first sub-track 313 and the extension direction of the second sub-track 314 are parallel, the projection of the movement path of the first transmission mechanism on the bottom plate 109 and the projection of the movement path of the second transmission mechanism on the bottom plate 109 at least partially overlap, which can reduce the space occupied by the transmission device, so that the structure of the transmission device is more compact.

[0072] Referring to Figure 2 , Figures 7 to 10In the embodiment, the sample analyzer 10 first implementation can further include a reaction mechanism 500, a reagent storage mechanism 600 and a reagent needle assembly 710, the reaction mechanism 500, the reagent storage mechanism 600 and the reagent needle assembly 710 are all arranged in the first area 103, the reaction mechanism 500 is located on the side of the sampling mechanism 200 away from the mixing mechanism 100, for carrying a reaction container 510, the reaction container 510 is used to load a sample, the sampling mechanism 200 is also used to send the collected sample to the reaction mechanism 500 at the sample adding station 220 for reaction, the reagent storage mechanism 600 is arranged adjacent to the reaction mechanism 500, the reagent storage mechanism 600 is used to carry a reagent container 610 containing a reagent to be involved in the reaction for storing the reagent, the reagent needle assembly 710 is arranged adjacent to the reaction mechanism 500 and the reagent storage mechanism 600, the reagent needle assembly 710 can move between the reagent storage mechanism 600 and the reaction mechanism 500 to suck the reagent in the reagent container 610 in the reagent storage mechanism 600 and send the reagent into the reaction container 510 of the reaction mechanism 500 to mix the reagent with the sample, facilitating subsequent detection at the detection station 530. In summary, the present application divides the shell 101 of the sample analyzer 10 into the first area 103 and the second area 104 by arranging the partition 102 to accommodate the sample processing device and the control device respectively, which can facilitate the replacement of reagents and reaction consumables for the sample processing device, troubleshooting for the control device, and other maintenance, without interference between the two, facilitating operation and maintenance; by spacing the mixing station 110 and the sampling station 120 in the sample processing device, the previous sample can be mixed while the current sample is being sampled, thereby improving the processing efficiency of the sample analyzer 10 for the sample; by making the projection of the movement path of the grabbing piece 320 on the bottom plate 109 and the projection of the movement path of the sampling assembly 230 on the bottom plate 109 at least partially overlap, the space occupied by the sample analyzer 10 as a whole can be reduced, making the structure of the sample analyzer 10 more compact; by arranging the mixing mechanism 100, the sampling station 210 and the sample adding station 220 of the sample processing device along the same straight line in sequence and at intervals, the transportation process of the sample can be simple and reliable, the structure of the transportation mechanism 300 for transporting the sample is simpler, and the transportation along the same straight line is less likely to jam and has higher reliability. The above is only an embodiment of the present application, and does not limit the patent scope of the present application, any equivalent structure or equivalent flow conversion using the content of the specification and drawings, or direct or indirect application in other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. A sample analyzer characterized by, The sample analyzer comprises: a housing formed with a receiving cavity; a mixing mechanism arranged in the receiving cavity for mixing a sample; a sampling mechanism arranged in the receiving cavity, the sampling mechanism comprising a sampling assembly and a sampling station below the sampling assembly, the sample analyzer further comprising a sample adding station, the sampling assembly being configured to sample the sample at the sampling station and deliver the sampled sample to the sample adding station; wherein the mixing mechanism, the sampling station and the sample adding station are arranged in sequence along a same line. The sample analyzer further comprises a conveying mechanism, the conveying mechanism comprising a first track and a grabbing member, the grabbing member being slidingly arranged on the first track to deliver the sample from outside the housing to inside the housing, and / or to mix the sample delivered to the housing, and / or to deliver the sample to the sampling station. The sample analyzer comprises a base plate, the housing being arranged on the base plate, a main surface of the base plate being parallel to an extension direction of the first track, the first track comprising a first sub-track and a second sub-track, the grabbing member being slidingly arranged on the first sub-track, the sampling assembly being slidingly arranged on the second sub-track, the extension direction of the first sub-track being parallel to the extension direction of the second sub-track, a projection of a movement path of the grabbing member on the base plate and a projection of a movement path of the sampling assembly on the base plate at least partially overlapping. Or the first track comprises a first segment and a second segment, the grabbing member being slidingly arranged on the first segment of the first track, the sampling assembly being slidingly arranged on the second segment of the first track, the extension direction of the first segment being parallel to the extension direction of the second segment, a projection of a movement path of the grabbing member on the base plate and a projection of a movement path of the sampling assembly on the base plate at least partially overlapping.

2. The sample analyzer of claim 1, wherein, The mixing mechanism, the sampling station and the sample adding station are arranged in sequence along a same line.

3. The sample analyzer of claim 1, wherein, The sampling assembly is slidingly arranged on the first track, a movement path of the grabbing member on the first track and a movement path of the sampling assembly on the first track being arranged in parallel or in coincidence.

4. The sample analyzer of claim 1, wherein, The mixing mechanism further comprises a mixing station, a carrier arranged at the mixing station and a driving member, the grabbing member being slidingly arranged on the first track to deliver the sample from outside the housing to the carrier, the driving member being configured to drive the carrier to rotate or swing to mix the sample, and the grabbing member to grab the mixed sample and deliver the sample from the mixing station to the sampling station.

5. The sample analyzer of claim 1, wherein, The conveying mechanism further comprises a second track and a first driving member, the mixing mechanism comprising a carrier slidingly arranged on the second track and a second driving member, the grabbing member being slidingly arranged on the first track to deliver the sample from outside the housing to the carrier; the second driving member driving the carrier to rotate or swing to mix the sample, the first driving member driving the carrier loaded with the sample to move along the second track to deliver the sample to the sampling station.

6. The sample analyzer of claim 5, wherein, The sampling assembly is slidingly arranged on the first track, and the movement path of the grabbing member on the first track, the movement path of the carrier on the second track, and the movement path of the sampling assembly on the first track are arranged in parallel or coincide.

7. The sample analyzer of claim 6, wherein, The sample analyzer comprises a bottom plate, and the shell is arranged on the bottom plate. A main surface of the bottom plate is parallel to an extension direction of the first track. The first track comprises a first sub-track and a second sub-track. The grabbing member is slidingly arranged on the first sub-track, and the sampling assembly is slidingly arranged on the second sub-track. The extension direction of the first sub-track is parallel to the extension direction of the second sub-track. The projection of the movement path of the grabbing member on the bottom plate and the projection of the movement path of the sampling assembly on the bottom plate do not overlap. Or the first track comprises a first segment and a second segment. The grabbing member is slidingly arranged on the first segment of the first track, and the sampling assembly is slidingly arranged on the second segment of the first track. The extension direction of the first segment is parallel to the extension direction of the second segment. The projection of the movement path of the grabbing member on the bottom plate and the projection of the movement path of the sampling assembly on the bottom plate do not overlap.

8. The sample analyzer of claim 1, wherein, The extension line of the movement path of the conveying mechanism and the extension line of the movement path of the sampling mechanism intersect on the projection of the bottom plate of the sample analyzer.

9. The sample analyzer of claim 8, wherein, The sample analyzer further comprises a first track and a third track on which the sampling assembly is slidingly arranged. The conveying mechanism comprises a grabbing member. The grabbing member conveys the sample from outside the shell into the shell. The extension line of the movement path of the grabbing member on the first track and the extension line of the movement path of the sampling assembly on the third track intersect or are parallel on the projection of the bottom plate of the sample analyzer.

10. The sample analyzer of claim 9, wherein, The grabbing member is slidingly arranged on the first track to convey the sample from outside the shell into the shell, mix the sample conveyed into the shell, and convey the sample to the sampling station. The extension line of the movement path of the grabbing member on the first track and the extension line of the movement path of the sampling assembly on the third track intersect on the projection of the bottom plate of the sample analyzer. Or the mixing mechanism comprises a mixing station, a carrier arranged at the mixing station, and a driving member. The grabbing member is slidingly arranged on the first track to convey the sample from outside the shell to the carrier. The driving member is used to drive the carrier to rotate or swing to mix the sample. The grabbing member mixes the sample and conveys the sample from the mixing station to the sampling station. The extension line of the movement path of the grabbing member on the first track and the extension line of the movement path of the sampling assembly on the third track intersect on the projection of the bottom plate of the sample analyzer. Or the sample analyzer further comprises a second track, the mixing mechanism comprises a mixing station, a carrier arranged at the mixing station, and a driving member, the grabbing member is arranged on the first track to transport the sample from the shell to the carrier, the driving member is configured to drive the carrier to rotate or swing to mix the sample, and the grabbing member moves on the second track to grab the mixed sample and transport the sample from the mixing station to the sampling station, wherein the extension line of the movement path of the grabbing member on the first track and the extension line of the movement path of the grabbing member on the second track intersect on the projection of the bottom plate of the sample analyzer, and the extension line of the movement path of the grabbing member on the second track and the extension line of the movement path of the sampling assembly on the third track intersect on the projection of the bottom plate of the sample analyzer. Or the sample analyzer further comprises a second track, the mixing mechanism comprises a mixing station, a carrier arranged at the mixing station, and a driving member, the grabbing member transports the sample from the shell to the carrier, the driving member is configured to drive the carrier to rotate or swing to mix the sample, and the carrier loaded with the sample moves along the second track to transport the sample from the mixing station to the sampling station, wherein the extension line of the movement path of the grabbing member on the first track and the extension line of the movement path of the carrier on the second track intersect on the projection of the bottom plate of the sample analyzer, and the extension line of the movement path of the carrier on the second track and the extension line of the movement path of the sampling assembly on the third track intersect on the projection of the bottom plate of the sample analyzer.

11. The sample analyzer of claim 1, wherein, The sample analyzer further comprises a partition arranged in the accommodation cavity and a controller, the partition is configured to divide the accommodation cavity into a first region and a second region, the controller is configured to control the operation of the mixing mechanism and the sampling mechanism, the mixing mechanism and the sampling mechanism are arranged in the first region, and the controller is arranged in the second region.

12. The sample analyzer of claim 1, wherein, The sample analyzer further comprises a reaction mechanism comprising the sample adding station, configured to receive the sample dispensed by the sampling mechanism and perform a reaction; A reagent storage mechanism comprising a plurality of reagent storage positions, configured to store reagents to be involved in the reaction; A reagent needle assembly arranged close to the reaction mechanism and the reagent storage mechanism, configured to collect reagents from the reagent storage mechanism and add the reagents to the reaction mechanism; A detection mechanism arranged adjacent to the reaction mechanism, configured to detect the sample after the reaction.

13. The sample analyzer of claim 12, wherein, The sample analyzer further comprises a partition arranged in the accommodation cavity and a controller, the partition is used for dividing the accommodation cavity into a first region and a second region, the controller is used for controlling the operation of the mixing mechanism, the sampling mechanism, the reaction mechanism, the reagent storage mechanism, the reagent needle assembly and the detection mechanism, the mixing mechanism, the sampling mechanism, the reaction mechanism, the reagent storage mechanism, the reagent needle assembly and the detection mechanism are arranged in the first region, and the controller is arranged in the second region.

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